Labels:book | crt screen | poster | reckoner OCR: Automatic versus Static Variables 449 Register Variables The third storage class that we will discuss is regi ster. The desi ignation of variable as register variable S request by the programmer that variable be placed n a register. The declaration JO register variable usually an indication that the variable will be used often; it might be done in an attempt improve the speed and performancc program The specifications for the C language do not guarantee iait variable will be placed in a register when one is requested; how ever, the knowledge that register was requested may allow the compiler to opti- mize the code for efficiency m. I consists The keyword reg begins the declaration of register variable For calls Each example The function reqister int counter; initialized variables ns the in ...